22375725 has 12 divisors (see below), whose sum is σ = 36994656. Its totient is φ = 11933680.

The previous prime is 22375697. The next prime is 22375739. The reversal of 22375725 is 52757322.

It is not a de Polignac number, because 22375725 - 2⁵ = 22375693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149097 + ... + 149246.

It is an arithmetic number, because the mean of its divisors is an integer number (3082888).

Almost surely, 2^22375725 is an apocalyptic number.

22375725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22375725 is a deficient number, since it is larger than the sum of its proper divisors (14618931).

22375725 is a wasteful number, since it uses less digits than its factorization.

22375725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298356 (or 298351 counting only the distinct ones).

The product of its digits is 29400, while the sum is 33.

The square root of 22375725 is about 4730.2986163666. The cubic root of 22375725 is about 281.7900832043.

The spelling of 22375725 in words is "twenty-two million, three hundred seventy-five thousand, seven hundred twenty-five".